code: def _fftconv_faster(x, h, mode):
      """
      .. seealso:: :func: `scipy.signal._signaltools._fftconv_faster`
  
      """
      # TODO(Dahlia-Chehata): replace with GPU-based constants.
      return True
  
file_path: cupy/cupy/_math/misc.py
imports: import cupy
  import cupyx.scipy.fft
  from cupy import _core
  from cupy._core import _routines_math
  from cupy._core import fusion
  from cupy.lib import stride_tricks
  import numpy
label_desc: Use image node_id 2 for calling a global function with example usage: _fftconv_faster(x, h, mode) and returns: True